/* 表格样式 */
        .info-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        
        .info-table:hover {
            box-shadow: var(--shadow);
        }
        
        .info-table th {
            background: var(--primary);
            color: white;
            padding: 15px;
            text-align: left;
            font-weight: 600;
            position: relative;
        }
        
        .info-table th::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: rgba(255,255,255,0.3);
        }
        
        .info-table tr {
            transition: background-color 0.3s ease;
        }
        
        .info-table tr:nth-child(even) {
            background-color: var(--light);
        }
        
        .info-table tr:hover {
            background-color: rgba(22, 93, 255, 0.05);
        }
        
        .info-table td {
            padding: 15px;
            border-bottom: 1px solid var(--border);
        }
        
        .info-table td:first-child {
            color: var(--secondary);
            width: 30%;
            border-right: 1px solid var(--border);
            -moz-user-select: none;
            -webkit-user-select: none;
            -ms-user-select: none;
            -khtml-user-select: none;
            user-select: none;
            cursor: pointer
        }
        
        .info-table td:last-child {
            color: var(--dark);
            word-break: break-all;
        }
        
        .info-table tr:last-child td {
            border-bottom: none;
        }
        
        /* 新增样式 - 主要结果网格布局 */
        .main-results-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 25px;
        }
        
        @media (max-width: 1024px) {
            .main-results-grid {
                grid-template-columns: 1fr;
            }
        }
        
        /* 两列网格布局样式 */
        .two-column-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        
        /* 折叠面板样式 */
        .collapse-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
        }
        
        .collapse-content.expanded {
            max-height: 2000px; /* 足够大的值以容纳内容 */
        }
        
        .collapse-toggle {
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        
        .collapse-toggle:hover {
            color: var(--primary);
        }
        
        .collapse-icon {
            transition: transform 0.3s ease;
        }
        
        .collapse-icon.expanded {
            transform: rotate(180deg);
        }
        
        /* 响应式表格和布局 */
        @media (max-width: 1024px) {
            .two-column-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .info-table {
                display: block;
                overflow-x: auto;
            }
            
            .info-table td:first-child {
                width: 40%;
            }
        }
        
        /* 原有的其他样式保持不变 */
        :root {
            --primary: #165DFF;
            --primary-light: #4080FF;
            --primary-dark: #0E42D2;
            --primary-glass: rgba(22, 93, 255, 0.08);
            --primary-glass-dark: rgba(22, 93, 255, 0.15);
            --secondary: #6B7280;
            --success: #00B42A;
            --warning: #FF7D00;
            --danger: #F53F3F;
            --dark: #1D2129;
            --light: #F9FAFB;
            --border: #E5E7EB;
            --card-bg: #FFFFFF;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius: 8px;
            --radius-lg: 12px;
            --border-radius: 12px;
            --transition: all 0.25s ease;
            --gradient: linear-gradient(135deg, var(--primary), var(--primary-dark));
            --gradient-light: linear-gradient(135deg, var(--primary-light), var(--primary));
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
            background-color: var(--light);
            color: var(--dark);
            line-height: 1.5;
            overflow-x: hidden;
            padding-top: 64px;
        }

        h1, h2, h3, h4, h5, h6 {
            color: var(--dark);
            font-weight: 600;
            line-height: 1.3;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--primary-dark);
        }

        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
            transition: var(--transition);
        }

        label {
            display: inline-block;
            margin-bottom: .5rem;
            -moz-user-select: none;
            -webkit-user-select: none;
            -ms-user-select: none;
            -khtml-user-select: none;
            user-select: none;
            cursor: pointer;
        }

        .container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 1rem;
            display: flex;
            flex-direction: column;
            gap: 25px;
            margin-bottom: 30px;
        }

        /* 导航栏样式 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background-color: var(--card-bg);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        .navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--dark);
            transition: transform 0.3s ease;
        }
        
        .navbar-logo:hover {
            transform: scale(1.03);
        }

        .navbar-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }

        .navbar-item {
            list-style: none;
        }

        .navbar-link {
            color: var(--secondary);
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
            transition: color 0.3s ease;
        }

        .navbar-link:hover, .navbar-link.active {
            color: var(--primary);
        }

        .navbar-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--primary);
            border-radius: 2px;
        }

        .navbar-cta {
            background: var(--gradient);
            color: white;
            padding: 0.6rem 1.25rem;
            border-radius: var(--radius);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 4px 12px rgba(22, 93, 255, 0.2);
            transition: all 0.3s ease;
        }

        .navbar-cta:hover {
            background: var(--gradient-light);
            box-shadow: 0 6px 16px rgba(22, 93, 255, 0.25);
            transform: translateY(-2px);
        }

        .navbar-hamburger {
            display: none;
            font-size: 1.25rem;
            color: var(--dark);
            transition: transform 0.3s ease;
        }
        
        .navbar-hamburger:hover {
            transform: rotate(15deg);
        }

        /* 移动端菜单 */
        .mobile-menu {
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background-color: var(--card-bg);
            box-shadow: var(--shadow-sm);
            z-index: 40;
            padding: 1rem;
            transform: translateY(-100%);
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
        }

        .mobile-menu.active {
            transform: translateY(0);
            opacity: 1;
            pointer-events: all;
        }

        .mobile-menu-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .mobile-menu-item a {
            color: var(--secondary);
            font-weight: 500;
            display: block;
            padding: 0.5rem 0;
            transition: color 0.3s ease;
        }

        .mobile-menu-item a:hover {
            color: var(--primary);
        }

        .mobile-cta {
            margin-top: 0.5rem;
            background: var(--gradient);
            color: white;
            padding: 0.7rem 1.25rem;
            border-radius: var(--radius);
            font-weight: 500;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            box-shadow: 0 4px 12px rgba(22, 93, 255, 0.2);
            transition: all 0.3s ease;
        }
        
        .mobile-cta:hover {
            background: var(--gradient-light);
            box-shadow: 0 6px 16px rgba(22, 93, 255, 0.25);
        }

        /* 头部区域 */
        .header {
            padding: 40px 0 30px;
            background-color: var(--primary-glass);
            position: relative;
            overflow: hidden;
        }

        .header::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -15%;
            width: 500px;
            height: 500px;
            background: var(--primary-glass-dark);
            border-radius: 50%;
            filter: blur(100px);
            z-index: 0;
            animation: pulse 8s infinite;
        }
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.8; }
            50% { transform: scale(1.1); opacity: 1; }
        }

        .header-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }

        .header-tag {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            font-size: 0.75rem;
            font-weight: 500;
            padding: 0.3rem 0.75rem;
            border-radius: 999px;
            margin-bottom: 1rem;
            box-shadow: 0 2px 8px rgba(22, 93, 255, 0.3);
            transition: transform 0.3s ease;
        }
        
        .header-tag:hover {
            transform: scale(1.05);
        }

        .header-title {
            font-size: 2rem;
            margin-bottom: 1rem;
            background: linear-gradient(90deg, var(--primary-dark), var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .header-desc {
            font-size: 1.1rem;
            color: var(--secondary);
            margin-bottom: 1.5rem;
        }
        
        .header-stats {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 2rem;
        }
        
        .header-stat-item {
            display: flex;
            flex-direction: column;
            background: rgba(255,255,255,0.8);
            padding: 1rem 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .header-stat-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }

        .header-stat-value {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            transition: color 0.3s ease;
        }
        
        .header-stat-item:hover .header-stat-value {
            color: var(--primary-dark);
        }

        .header-stat-label {
            font-size: 0.875rem;
            color: var(--secondary);
        }

        /* 主内容区 */
        .main {
            padding: 2rem 0;
        }

        /* SSL检测页面特有样式 - 美化后的表单 */
        .scan-form {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 25px;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .scan-form::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient);
        }
        
        .scan-form:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .scan-form h2 {
            margin-bottom: 20px;
            color: var(--primary);
            font-size: 1.75rem;
            transition: color 0.3s ease;
            position: relative;
            display: inline-block;
        }
        
        .scan-form h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: var(--gradient);
            border-radius: 2px;
        }
        
        .scan-form:hover h2 {
            color: var(--primary-dark);
        }
        
        .scan-form p {
            font-size: 1.1rem;
            color: var(--secondary);
            margin-bottom: 30px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .domain-input-group {
            display: flex;
            margin: 0 auto;
            box-shadow: 0 4px 12px rgba(22, 93, 255, 0.15);
            border-radius: var(--radius);
            overflow: hidden;
            transition: box-shadow 0.3s ease;
            position: relative;
        }
        
        .domain-input-group:focus-within {
            box-shadow: 0 6px 16px rgba(22, 93, 255, 0.25);
        }

        .domain-input-group input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            font-size: 1rem;
            background: white;
            transition: padding 0.3s ease;
        }
        
        .domain-input-group input:focus {
            outline: none;
            padding-left: 25px;
        }

        .domain-input-group button {
            background: var(--gradient);
            color: white;
            padding: 15px 30px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .domain-input-group button::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255,255,255,0.1);
            transform: skewX(-20deg) translateX(-100%);
            transition: transform 0.5s ease;
        }
        
        .domain-input-group button:hover::before {
            transform: skewX(-20deg) translateX(100%);
        }

        .domain-input-group button:hover {
            background: var(--gradient-light);
            transform: translateX(2px);
        }

        .domain-input-group button:disabled {
            background: var(--secondary);
            cursor: not-allowed;
            transform: none;
        }

        .form-tip {
            margin-top: 15px;
            font-size: 0.9rem;
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        
        .form-tip i {
            color: var(--primary);
        }

        .loading-container {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow);
            margin-bottom: 25px;
            display: none;
            transition: transform 0.3s ease;
        }
        
        .loading-container:hover {
            transform: translateY(-1px);
        }

        .scan-progress {
            margin: 0 auto;
        }

        .scan-progress-bar {
            height: 8px;
            background: var(--border);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 15px;
            box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
        }

        .scan-progress-bar-inner {
            height: 100%;
            background: var(--gradient);
            width: 0%;
            transition: width 0.5s ease;
            border-radius: 4px;
            position: relative;
        }
        
        .scan-progress-bar-inner::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 100%);
            background-size: 200% 100%;
            animation: shimmer 2s infinite;
        }
        
        @keyframes shimmer {
            0% { background-position: -200% 0; }
            100% { background-position: 200% 0; }
        }

        .scan-progress-bar-inner.success {
            background: var(--success);
        }

        .scan-status {
            text-align: center;
            margin-bottom: 25px;
            font-weight: 500;
            color: var(--secondary);
            transition: color 0.3s ease;
        }
        
        .scan-progress-bar-inner.success ~ .scan-status {
            color: var(--success);
        }

        .scan-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 30px;
        }

        .scan-steps::before {
            content: '';
            position: absolute;
            top: 20px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--border);
            z-index: 1;
        }

        .scan-step {
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            z-index: 2;
            flex: 1;
            transition: transform 0.3s ease;
        }
        
        .scan-step:hover {
            transform: translateY(-3px);
        }

        .scan-step-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 8px;
            transition: var(--transition);
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        .scan-step.active .scan-step-icon {
            background: var(--primary);
            color: white;
            box-shadow: 0 4px 10px rgba(22, 93, 255, 0.3);
            transform: scale(1.1);
        }

        .scan-step-label {
            font-size: 0.8rem;
            text-align: center;
            color: var(--secondary);
            transition: var(--transition);
        }

        .scan-step.active .scan-step-label {
            color: var(--primary);
            font-weight: 500;
        }

        .result-container {
            display: none;
        }

        /* 新增样式 - 针对结果区域的美化 */
        .results-section {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        
        .result-card {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .result-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }
        
        .card-header {
            background: var(--light);
            padding: 20px 30px;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: flex-start;
            position: relative;
        }
        
        .card-header::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 60px;
            height: 2px;
            background: var(--gradient);
            border-radius: 2px;
        }
        
        .card-header h3 {
            margin: 0;
            color: var(--primary);
            font-weight: 600;
            font-size: 1.25rem;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .card-body {
            padding: 30px;
        }
        
        /* 评级卡片样式 */
        .rating-card {
            text-align: center;
            padding: 40px 20px;
            background: linear-gradient(135deg, rgba(22, 93, 255, 0.05), rgba(22, 93, 255, 0.1));
            border-radius: var(--radius);
            position: relative;
            overflow: hidden;
        }
        
        .rating-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient);
        }
        
        .rating-description {
            max-width: 500px;
            margin: 20px auto 0;
            font-size: 1.1rem;
            line-height: 1.6;
            color: var(--dark);
        }
        
        /* 协议卡片样式 */
        .protocol-card {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 15px;
            padding: 20px;
        }
        
        .protocol-item-enhanced {
            display: flex;
            align-items: center;
            padding: 15px;
            border-radius: var(--radius);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .protocol-item-enhanced::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            transform: translateX(-100%);
            transition: transform 0.3s ease;
        }
        
        .protocol-item-enhanced:hover::before {
            transform: translateX(0);
        }
        
        .protocol-item-enhanced.supported {
            background: rgba(0, 180, 42, 0.05);
            border: 1px solid rgba(0, 180, 42, 0.2);
        }
        
        .protocol-item-enhanced.supported::before {
            background: var(--success);
        }
        
        .protocol-item-enhanced.unsafe, .protocol-item-enhanced.deprecated {
            background: rgba(255, 125, 0, 0.05);
            border: 1px solid rgba(255, 125, 0, 0.2);
        }
        
        .protocol-item-enhanced.unsafe::before, .protocol-item-enhanced.deprecated::before {
            background: var(--warning);
        }
        
        .protocol-item-enhanced.not-supported {
            background: rgba(107, 114, 128, 0.05);
            border: 1px solid rgba(107, 114, 128, 0.2);
        }
        
        .protocol-item-enhanced.not-supported::before {
            background: var(--secondary);
        }
        
        .protocol-icon-enhanced {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        
        .protocol-item-enhanced.supported .protocol-icon-enhanced {
            background: rgba(0, 180, 42, 0.1);
            color: var(--success);
        }
        
        .protocol-item-enhanced.unsafe .protocol-icon-enhanced, 
        .protocol-item-enhanced.deprecated .protocol-icon-enhanced {
            background: rgba(255, 125, 0, 0.1);
            color: var(--warning);
        }
        
        .protocol-item-enhanced.not-supported .protocol-icon-enhanced {
            background: rgba(107, 114, 128, 0.1);
            color: var(--secondary);
        }
        
        .protocol-info {
            flex: 1;
        }
        
        .protocol-name-enhanced {
            font-weight: 600;
            margin-bottom: 5px;
            color: var(--dark);
        }
        
        .protocol-status-enhanced {
            font-size: 0.85rem;
            color: var(--secondary);
        }
        
        /* 漏洞检测样式 */
        .vuln-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }
        
        .vuln-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 15px;
            border-radius: var(--radius);
            background: var(--light);
            transition: var(--transition);
        }
        
        .vuln-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-sm);
        }
        
        .vuln-name {
            font-weight: 500;
            color: var(--dark);
        }
        
        .vuln-status {
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
        }
        
        .vuln-safe {
            background: rgba(0, 180, 42, 0.1);
            color: var(--success);
        }
        
        .vuln-risk {
            background: rgba(245, 63, 63, 0.1);
            color: var(--danger);
        }
        
        /* 安全评级样式 */
        .security-rating {
            font-size: 4rem;
            font-weight: 800;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
            color: white;
            box-shadow: var(--shadow-md);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .security-rating::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255,255,255,0.1);
            transform: skewX(-20deg) translateX(-100%);
            animation: shine 3s infinite;
        }
        
        @keyframes shine {
            0% { transform: skewX(-20deg) translateX(-100%); }
            100% { transform: skewX(-20deg) translateX(100%); }
        }
        
        .security-rating:hover {
            transform: scale(1.05);
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }

        .rating-Aplus { background: var(--success); }
        .rating-A { background: #00C853; }
        .rating-B { background: #FFC107; }
        .rating-C { background: #FF9800; }
        .rating-F { background: var(--danger); }
        
        /* 警告框样式 */
        .alert {
            padding: 12px 16px;
            border-radius: var(--radius);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .alert::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            width: 4px;
        }
        
        .alert-warning::before {
            background: var(--warning);
        }
        
        .alert-success::before {
            background: var(--success);
        }
        
        .alert-danger::before {
            background: var(--danger);
        }
        
        .alert:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-sm);
        }

        .alert-warning {
            background: rgba(255, 125, 0, 0.1);
            border: 1px solid rgba(255, 125, 0, 0.3);
            color: #b35a00;
        }

        .alert-success {
            background: rgba(0, 180, 42, 0.1);
            border: 1px solid rgba(0, 180, 42, 0.3);
            color: #008a26;
        }

        .alert-danger {
            background: rgba(245, 63, 63, 0.1);
            border: 1px solid rgba(245, 63, 63, 0.3);
            color: #c53030;
        }
        
        .cipher-info {
            background: var(--dark);
            color: white;
            padding: 8px 12px;
            border-radius: 4px;
            font-family: monospace;
            display: inline-block;
            margin-top: 5px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .cipher-info:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        }
        
        .protocol-description {
            background: var(--light);
            padding: 15px;
            border-radius: var(--radius);
            margin-bottom: 15px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .protocol-description:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-sm);
        }

        .protocol-description h4 {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .protocol-description ul {
            padding-left: 20px;
        }

        .protocol-description li {
            margin-bottom: 5px;
            transition: transform 0.2s ease;
        }
        
        .protocol-description li:hover {
            transform: translateX(3px);
        }
        
        /* 重新检测按钮 */
        .main-footer {
            text-align: center;
            margin-top: 30px;
        }

        .retest-btn {
            background: var(--gradient);
            color: white;
            padding: 12px 24px;
            border-radius: var(--radius);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 12px rgba(22, 93, 255, 0.2);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .retest-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255,255,255,0.1);
            transform: skewX(-20deg) translateX(-100%);
            animation: btnShine 3s infinite;
        }
        
        @keyframes btnShine {
            0% { transform: skewX(-20deg) translateX(-100%); }
            100% { transform: skewX(-20deg) translateX(100%); }
        }

        .retest-btn:hover {
            background: var(--gradient-light);
            box-shadow: 0 6px 16px rgba(22, 93, 255, 0.25);
            transform: translateY(-2px);
        }

        /* 页脚区 */
        .footer {
            background-color: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 2rem 0 1.5rem;
            position: relative;
            overflow: hidden;
        }
        
        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient);
        }

        .footer-container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .footer-top {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 1.25rem;
            font-weight: 600;
            color: white;
            transition: transform 0.3s ease;
        }
        
        .footer-logo:hover {
            transform: scale(1.05);
        }

        .footer-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            max-width: 300px;
        }

        .footer-links-title {
            font-size: 1rem;
            color: white;
            margin-bottom: 1rem;
            font-weight: 600;
            position: relative;
            padding-bottom: 5px;
        }
        
        .footer-links-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .footer-links-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: var(--transition);
            position: relative;
            padding-left: 5px;
        }
        
        .footer-link::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }

        .footer-link:hover {
            color: var(--primary);
            padding-left: 10px;
        }
        
        .footer-link:hover::before {
            width: 5px;
        }

        .footer-bottom {
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }

        .footer-bottom-link {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color 0.3s ease;
        }

        .footer-bottom-link:hover {
            color: var(--primary);
        }

        .footer-copyright {
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* 响应式设计 */
        @media (min-width: 768px) {
            .container {
                padding: 0 1.5rem;
            }
            
            .header {
                padding: 50px 0 40px;
            }
            
            .header-title {
                font-size: 2.25rem;
            }
            
            .header-desc {
                font-size: 1.1rem;
            }
            
            .header-stat-value {
                font-size: 1.5rem;
            }
            
            .navbar-container {
                padding: 0 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding: 0 2rem;
            }
            
            .navbar-container {
                padding: 0 2rem;
            }
            
            .navbar-menu {
                gap: 2.5rem;
            }
        }

        @media (max-width: 767px) {
            .navbar-menu {
                display: none;
            }
            
            .navbar-cta {
                display: none;
            }
            
            .navbar-hamburger {
                display: block;
            }
            
            .protocol-card {
                grid-template-columns: 1fr;
            }
            
            .scan-steps {
                flex-direction: column;
                gap: 20px;
            }
            
            .scan-steps::before {
                display: none;
            }
            
            .scan-step {
                flex-direction: row;
                text-align: left;
            }
            
            .scan-step-icon {
                margin-right: 10px;
                margin-bottom: 0;
            }
            
            .card-body {
                padding: 20px;
            }
            
            .security-rating {
                width: 120px;
                height: 120px;
                font-size: 3rem;
            }
            
            .scan-form {
                padding: 30px 20px;
            }
            
            .scan-form h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .domain-input-group {
                flex-direction: column;
            }
            
            .domain-input-group input {
                border-radius: var(--radius) var(--radius) 0 0;
            }
            
            .domain-input-group button {
                border-radius: 0 0 var(--radius) var(--radius);
                justify-content: center;
            }
        }

        /* 动画效果 */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 提示框 */
        .toast {
            position: fixed;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background-color: var(--dark);
            color: white;
            padding: 0.75rem 1.25rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            z-index: 100;
            opacity: 0;
            transition: all 0.3s ease;
        }

        .toast.show {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }